std::bad_variant_access

Thrown by std::get<T>(variant) or std::get<I>(variant) when the variant does not hold the requested alternative. Use std::holds_alternative<T> to check before accessing.

References

en.cppreference.com/w/cpp/utility/variant/bad_variant_access

In this namespace

← previous std--bad_typeid std::bad_typeid next → std--bad_weak_ptr std::bad_weak_ptr

std--bad_alloc std--bad_cast std--bad_function_call std--bad_optional_access std--bad_typeid std--bad_variant_access std--bad_weak_ptr std--domain_error std--exception std--filesystem--filesystem_error std--invalid_argument